426321

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 721344

約数和(自身を除く): 295023

約数列:

[1, 3, 7, 9, 21, 63, 67, 101, 201, 303, 469, 603, 707, 909, 1407, 2121, 4221, 6363, 6767, 20301, 47369, 60903, 142107, 426321]

約数ペア:

[(1, 426321), (3, 142107), (7, 60903), (9, 47369), (21, 20301), (63, 6767), (67, 6363), (101, 4221), (201, 2121), (303, 1407), (469, 909), (603, 707)]